The in-form Nina Stojanovic caused the first big shock of the Jiangxi Open, eliminating second seed Wang Yafan in straight sets in the first round, and will now meet Samantha Stosur, the winner of an all-Australian derby over Arina Rodionova.

Wimbledon champion Simona Halep is back in the Top 5 after winning her second Grand Slam trophy, while there are big ranking boosts for semifinalist Barbora Strycova and 15-year-old sensation Coco Gauff.

Sister to World No.1 Naomi, Mari Osaka will play her first WTA main draw singles match at the upcoming Miami Open, joining fellow up and comers Cori Gauff, Olga Danilovic, and Whitney Osuigwe among the Reddit-announced wildcards.

Defending champion Zhang Shuai faces a draw full of compatriots including Nanchang winner Wang Qiang and US Open junior victor Wang Xiyu as she seeks a third Guangzhou International Women's Open title, while there's a blast from the past as former Wimbledon finalists Vera Zvonareva and Sabine Lisicki clash in the first round.